Efficient cupboard space utilization: As talked about before, racking takes advantage of the accessible vertical space that is or else unused. Warehouses which are built to support racks are manufactured with higher ceilings to allow racks with larger bays, such as generate-in racking and very slender aisle (VNA) pallet racking https://blogs.memphis.edu/padm3601/2014/09/17/kelloggs-strike-2/#comment-464916